fix(player): 优化加载指示器与锁定进度条

test/home/home_preview_layout_test.dart

@@ -106,6 +106,7 @@ void main() {
                 isFree: true,
               ),
               controller: null,
+              locked: false,
               liked: true,
               saved: false,
               visible: true,
@@ -183,6 +184,80 @@ void main() {
     expect(find.byKey(const Key('home-feed-progress-thumb')), findsNothing);
   });
 
+  testWidgets('should_show_static_track_without_seek_when_feed_is_locked', (
+    tester,
+  ) async {
+    var scrubStarts = 0;
+    var seeks = 0;
+    await tester.pumpWidget(
+      MaterialApp(
+        theme: AppTheme.light(),
+        locale: const Locale('en'),
+        supportedLocales: AppLocalizations.supportedLocales,
+        localizationsDelegates: AppLocalizations.localizationsDelegates,
+        home: Builder(
+          builder: (context) => Scaffold(
+            body: HomeFeedOverlay(
+              l10n: AppLocalizations.of(context)!,
+              drama: const Drama(
+                id: 'locked-feed',
+                title: 'Locked Feed',
+                synopsis: 'synopsis',
+                posterUrl: '',
+              ),
+              episode: const Episode(
+                id: 'locked-feed-1',
+                number: 1,
+                title: 'Locked',
+                isFree: false,
+                locked: true,
+              ),
+              controller: null,
+              locked: true,
+              liked: false,
+              saved: false,
+              visible: true,
+              boosting: false,
+              onTogglePlay: () {},
+              onBoostStart: () {},
+              onBoostEnd: () {},
+              onLike: () {},
+              onSave: () {},
+              onComments: () {},
+              onShare: () {},
+              onDetail: () {},
+              onOpenFullPlayer: () {},
+              onMore: () {},
+              onScrubStart: () => scrubStarts++,
+              onSeek: (_) => seeks++,
+            ),
+          ),
+        ),
+      ),
+    );
+
+    expect(find.byKey(const Key('progress-loading')), findsNothing);
+    expect(find.byKey(const Key('progress-loading-highlight')), findsNothing);
+    expect(
+      find.byKey(const Key('home-feed-progress-inactive')),
+      findsOneWidget,
+    );
+    expect(
+      tester
+          .getSize(find.byKey(const Key('home-feed-progress-inactive')))
+          .height,
+      2,
+    );
+
+    await tester.drag(
+      find.byKey(const Key('home-feed-progress')),
+      const Offset(120, 0),
+    );
+    await tester.pumpAndSettle();
+    expect(scrubStarts, 0);
+    expect(seeks, 0);
+  });
+
   testWidgets('should_seek_and_open_player_from_feed_actions', (tester) async {
     var opened = 0;
     Duration? seeked;
@@ -219,6 +294,7 @@ void main() {
                 isFree: true,
               ),
               controller: controller,
+              locked: false,
               liked: false,
               saved: false,
               visible: true,
@@ -355,6 +431,7 @@ void main() {
                 isFree: true,
               ),
               controller: controller,
+              locked: false,
               liked: false,
               saved: false,
               visible: true,
@@ -505,6 +582,7 @@ void main() {
                 isFree: true,
               ),
               controller: controller,
+              locked: false,
               liked: false,
               saved: false,
               visible: false,